혼합계산 : 레벨2
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혼합계산: 레벨242
1
7/4X(9X4)
=
63
2
9X2/(8-7)
=
18
3
7+3+(1X5)
=
15
4
9X5+(5-2)
=
48
5
(3-1)/2+7
=
8
6
(4X4)/2X4
=
32
7
5X(8+4)X5
=
300
8
5X(9-5)-5
=
15
9
4X(4+5)+5
=
41
10
2X8/(3/3)
=
16
11
(8X5)/5/1
=
8
12
1X(9+9)+4
=
22
13
(6X6)X2-8
=
64
14
7+2X(6/1)
=
19
15
(9-2)X7X7
=
343